No need. According to the medical network, the absorbable suture used after sling surgery can absorb and fall off by itself within half a month to one month. Strap operation is a kind of operation in which a sling passes through a small vaginal incision and surrounds the lower part of the middle urethra without tension. It is mainly suitable for patients with stress urinary incontinence and cystocele, and generally lasts for more than 5 years after operation.